PIC18F2685-E/SO Microchip Microcontroller (SOIC-28) In Stock
PIC18F2685-E/SO is an 8-bit PIC18 microcontroller from Microchip running up to 40 MHz, featuring 96 KB Flash program memory, integrated CAN 2.0B controller, 10-bit ADC, and multiple serial interfaces, housed in a 28-pin SOIC for industrial control and automotive gateway applications.
- Manufacturer
- Microchip
- Package
- SOIC-28
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- PIC18F2685-E/SO Datasheet PDF
- Category
- Microcontroller
- Price
- From $8.9000(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8-bit PIC18 CPU core running up to 40 MHz for real-time control tasks
- 96 KB Flash program memory and 3.8 KB SRAM for complex firmware
- Integrated CAN 2.0B active controller for automotive and industrial networks
- 10-bit ADC with up to 13 input channels for multi-channel sensor acquisition
- Multiple serial interfaces: SPI, I2C, and USART for system connectivity
- Extended temperature range -40°C to +125°C for harsh-environment deployments
- 28-pin SOIC package compatible with automated high-volume SMT assembly
Applications
The PIC18F2685-E/SO is well suited for industrial motor-control gateways, building automation nodes, and automotive body-control modules that require a compact 8-bit MCU with an on-chip CAN 2.0B controller for network communication. It is also used in HVAC systems, industrial sensor aggregators, and embedded data loggers where the combination of 96 KB Flash, multiple ADC channels, and serial interfaces in a 28-pin footprint reduces external component count. The extended temperature rating makes it reliable in under-hood automotive and outdoor industrial enclosures.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | SOIC-28 |
| Factory Lead Time | 12Weeks |
| YTEOL | 9 |
| Has ADC | YES |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC18 |
| Clock Frequency-Max | 40MHz |
| DAC Channels | NO |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | R-PDSO-G28 |
| JESD-609 Code | e3 |
| Low Power Mode | NO |
| Number of External Interrupts | 3 |
| Number of I/O Lines | 28 |
| Number of Serial I/Os | 1 |
| Number of Timers | 4 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP28,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 250 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 3328 |
| ROM (words) | 98304 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 40MHz |
| Supply Current-Max | 44mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 2V |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| ## PIC18F2685-E/SO Alternates Showing results | Image |
| Package | SOIC-28 |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC18F2685-E/SO:
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 40MHz, CMOS, PDSO28
suggested
suggested
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 40MHz, CMOS, PDSO28
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 40MHz, CMOS, PDSO28
Frequently Asked Questions
Which CAN network topologies can PIC18F2685-E/SO support without an external CAN controller?
The PIC18F2685-E/SO integrates a CAN 2.0B active controller supporting standard 11-bit and extended 29-bit identifiers at bit rates up to 1 Mbps, enabling direct connection to a single CAN transceiver IC for ISO 11898-compliant bus topologies without any external controller.
How many analog input channels does the PIC18F2685-E/SO ADC support for multi-sensor measurement boards?
The on-chip 10-bit ADC supports up to 13 multiplexed input channels, allowing simultaneous monitoring of temperature, pressure, current, and voltage sensors in a single MCU without any external analog multiplexer ICs.
Is PIC18F2685-E/SO rated for under-hood automotive temperatures in engine-bay control modules?
Yes. The E-grade suffix indicates an extended temperature rating of -40°C to +125°C, meeting the thermal requirements for under-hood automotive environments, industrial process controllers, and outdoor equipment operating across extreme seasonal temperature ranges.
What procurement lead time should hardware teams plan for when using PIC18F2685-E/SO in production builds?
Factory lead time is 12 weeks for the SOIC-28 package variant. Production planners should maintain a 3-month buffer stock and evaluate pin-compatible PIC18F2682 or PIC18F2680 alternatives to reduce supply-chain exposure during allocation periods.
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About Microchip
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $12.4200 | $12.42 |
| 100+ | $10.1900 | $1019.00 |
| 1000+ | $9.3700 | $9370.00 |
| 5000+ | $8.9000 | $44500.00 |
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